sparkjet

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4c oil engine

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4c gas engine

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dead car in the desert

sparkjet 15 comments

1c PFI motor

sparkjet 1 comments

tiny gas engine

sparkjet 12 comments

gruesome murder V2

sparkjet 1 comments

engine diagram

sparkjet 1 comments

working toilet

sparkjet 8 comments

realistic piston concept II

sparkjet 0 comments

1cDI oil engine v2

sparkjet 0 comments

realistic nuclear missile

sparkjet 0 comments

SUPERNOVA flamethrower

sparkjet 6 comments